* exec.c (xfer_memory): Add attrib argument.

[deliverable/binutils-gdb.git] / gdb / sol-thread.c

diff --git a/gdb/sol-thread.c b/gdb/sol-thread.c
index 0ddeb2666b6c6a370f776159fe1db7ba78c72228..be51710ffed912d7d07b74dd7e36cb441c565838 100644 (file)
--- a/gdb/sol-thread.c
+++ b/gdb/sol-thread.c
@@ -1,5 +1,5 @@
 /* Low level interface for debugging Solaris threads for GDB, the GNU debugger.
-   Copyright 1996, 1997, 1998 Free Software Foundation, Inc.
+   Copyright 1996, 1997, 1998, 2000 Free Software Foundation, Inc.
 
    This file is part of GDB.
 
@@ -57,6 +57,7 @@
 #include <sys/stat.h>
 #include <dlfcn.h>
 #include "gdbcmd.h"
+#include "gdbcore.h"
 
 extern struct target_ops sol_thread_ops;       /* Forward declaration */
 extern struct target_ops sol_core_ops; /* Forward declaration */
@@ -216,7 +217,7 @@ td_err_string (td_err_e errcode)
     {TD_NOAPLIC, "Operation not applicable to"},
     {TD_NOTSD, "No thread specific data for this thread"},
     {TD_MALLOC, "Malloc failed"},
-    {TD_PARTIALREG, "Only part of register set was writen/read"},
+    {TD_PARTIALREG, "Only part of register set was written/read"},
     {TD_NOXREGS, "X register set not available for given thread"}
   };
   const int td_err_size = sizeof td_err_table / sizeof (struct string_map);
@@ -451,8 +452,10 @@ static void
 sol_thread_attach (char *args, int from_tty)
 {
   procfs_ops.to_attach (args, from_tty);
+
   /* Must get symbols from solibs before libthread_db can run! */
   SOLIB_ADD ((char *) 0, from_tty, (struct target_ops *) 0);
+
   if (sol_thread_active)
     {
       printf_filtered ("sol-thread active.\n");
@@ -751,13 +754,15 @@ sol_thread_prepare_to_store (void)
   procfs_ops.to_prepare_to_store ();
 }
 
+/* Transfer LEN bytes between GDB address MYADDR and target address
+   MEMADDR.  If DOWRITE is non-zero, transfer them to the target,
+   otherwise transfer them from the target.  TARGET is unused.
+
+   Returns the number of bytes transferred. */
+
 static int
-sol_thread_xfer_memory (memaddr, myaddr, len, dowrite, target)
-     CORE_ADDR memaddr;
-     char *myaddr;
-     int len;
-     int dowrite;
-     struct target_ops *target;        /* ignored */
+sol_thread_xfer_memory (CORE_ADDR memaddr, char *myaddr, int len, int dowrite,
+                       struct target_ops *target)
 {
   int retval;
   struct cleanup *old_chain;
@@ -1044,6 +1049,13 @@ rw_common (int dowrite, const struct ps_prochandle *ph, gdb_ps_addr_t addr,
     inferior_pid = procfs_first_available ();  /* Find any live lwp.  */
   /* Note: don't need to call switch_to_thread; we're just reading memory.  */
 
+#if defined (__sparcv9)
+  /* For Sparc64 cross Sparc32, make sure the address has not been
+     accidentally sign-extended (or whatever) to beyond 32 bits.  */
+  if (bfd_get_arch_size (exec_bfd) == 32)
+    addr &= 0xffffffff;
+#endif
+
   while (size > 0)
     {
       int cc;
@@ -1301,6 +1313,26 @@ ps_lsetfpregs (gdb_ps_prochandle_t ph, lwpid_t lwpid,
   return PS_OK;
 }
 
+#ifdef PR_MODEL_LP64
+/* Identify process as 32-bit or 64-bit.
+   At the moment I'm using bfd to do this.
+   There might be a more solaris-specific (eg. procfs) method,
+   but this ought to work.  */
+
+ps_err_e
+ps_pdmodel (gdb_ps_prochandle_t ph, int *data_model)
+{
+  if (exec_bfd == 0)
+    *data_model = PR_MODEL_UNKNOWN;
+  else if (bfd_get_arch_size (exec_bfd) == 32)
+    *data_model = PR_MODEL_ILP32;
+  else
+    *data_model = PR_MODEL_LP64;
+
+  return PS_OK;
+}
+#endif /* PR_MODEL_LP64 */
+
 #ifdef TM_I386SOL2_H
 
 /* Reads the local descriptor table of a LWP.  */